//
//  JYDog.h
//  自定义类的深浅拷贝
//
//  Created by Jerry on 15-7-22.
//  Copyright (c) 2015年 Jerry. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface JYDog : NSObject<NSCopying>

@property (assign,nonatomic) int age;

@end
